US12410561B2ActiveUtilityA1

Fibrous structure-containing articles

84
Assignee: PROCTER & GAMBLEPriority: Oct 17, 2016Filed: Jan 25, 2023Granted: Sep 9, 2025
Est. expiryOct 17, 2036(~10.3 yrs left)· nominal 20-yr term from priority
D21H 27/30D21H 27/007D21H 21/20D01D 5/18D01D 5/0985B31F 1/16B31F 1/126D21H 21/50D21H 21/22D21H 15/10D21H 27/38D21H 27/32D21H 27/002
84
PatentIndex Score
0
Cited by
68
References
6
Claims

Abstract

Articles, such as sanitary tissue products, including fibrous structures, and more particularly articles including fibrous structures having a plurality of fibrous elements wherein the article exhibits differential cellulose content throughout the thickness of the article and methods for making same are provided.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
       1. An article comprising:
 a. a first ply comprising a first plurality of wood pulp fibers and a plurality of spun polyvinyl alcohol filaments, wherein a first portion of the first plurality of wood pulp fibers are in the form of a first wet laid fibrous structure and a second portion of the first plurality of wood pulp fibers are commingled together with at least a portion of the plurality of spun polyvinyl alcohol filaments in the form of a coform fibrous structure, wherein the portion of the plurality of spun polyvinyl alcohol filaments; 
 b. a second ply comprising a second wet laid fibrous structure comprising a second plurality of wood pulp fibers, wherein the second wet laid fibrous structure is bonded to the first wet laid fibrous structure; and 
 wherein the article is void of a hydroentangled fibrous web. 
 
     
     
       2. The article according to  claim 1  wherein at least one the first and second plurality of wood pulp fibers are selected from the group consisting of: northern softwood kraft pulp fibers, southern softwood kraft pulp fibers, northern hardwood pulp fibers, tropical hardwood pulp fibers, and mixtures thereof. 
     
     
       3. The article according to  claim 1  wherein at least one of the first plurality of wood pulp fibers or the second plurality of wood pulp fibers comprise trichome fiber. 
     
     
       4. The article according to  claim 1  wherein at least one of the first plurality of wood pulp fibers or the second plurality of wood pulp fibers comprises an absorbent gel material. 
     
     
       5. The article according to  claim 1  wherein at least one of the first plurality of wood pulp fibers or the second plurality of wood pulp fibers comprises a surface having a surface pattern. 
     
     
       6. The article according to  claim 1  wherein the article comprises at least one meltblown fibrous structure that forms at least one of the exterior surfaces of the article.

Cited by (0)

No later patents cite this yet.

References (0)

No backward citations on record.